Reken de erafsom tot 100 uit

Erafsommen
1.
75
–
5
=
2.
60
–
40
=
3.
5
–
0
=
4.
80
–
15
=
5.
20
–
15
=
6.
70
–
15
=
7.
80
–
70
=
8.
65
–
55
=
9.
50
–
20
=
10.
5
–
5
=
11.
85
–
0
=
12.
75
–
0
=
13.
5
–
5
=
14.
75
–
75
=
15.
85
–
70
=
16.
80
–
50
=
17.
30
–
0
=
18.
35
–
35
=
19.
5
–
5
=
20.
65
–
0
=
21.
100
–
50
=
22.
30
–
15
=
23.
90
–
45
=
24.
80
–
40
=
25.
35
–
10
=
26.
55
–
10
=
27.
70
–
55
=
28.
55
–
5
=
29.
100
–
15
=
30.
5
–
0
=
31.
15
–
5
=
32.
95
–
35
=
33.
95
–
80
=
34.
35
–
15
=
35.
5
–
0
=
36.
45
–
40
=
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Reken de erafsom tot 100 uit
| ANTWOORDEN

Erafsommen
1.
75
–
5
=
70
2.
60
–
40
=
20
3.
5
–
0
=
5
4.
80
–
15
=
65
5.
20
–
15
=
5
6.
70
–
15
=
55
7.
80
–
70
=
10
8.
65
–
55
=
10
9.
50
–
20
=
30
10.
5
–
5
=
0
11.
85
–
0
=
85
12.
75
–
0
=
75
13.
5
–
5
=
0
14.
75
–
75
=
0
15.
85
–
70
=
15
16.
80
–
50
=
30
17.
30
–
0
=
30
18.
35
–
35
=
0
19.
5
–
5
=
0
20.
65
–
0
=
65
21.
100
–
50
=
50
22.
30
–
15
=
15
23.
90
–
45
=
45
24.
80
–
40
=
40
25.
35
–
10
=
25
26.
55
–
10
=
45
27.
70
–
55
=
15
28.
55
–
5
=
50
29.
100
–
15
=
85
30.
5
–
0
=
5
31.
15
–
5
=
10
32.
95
–
35
=
60
33.
95
–
80
=
15
34.
35
–
15
=
20
35.
5
–
0
=
5
36.
45
–
40
=
5
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen